Improvement in sawing-machines



GEORGE W. KEARNS, 0F LHJL'EYVILLE, PENNSYLVANIA.v

Letters Patent No. 108,797, dated November 1, 1,870. I

IMPRCVEMENT IN SAWlNG-MACHINES. A

The Schedule refen'ed to :in these Letters Patent and' making part of the same.

To all whom fit may ,concernl Be it known that I, GEORGE W. KEARNs,'of Lilley ville, Mifflin county, State of' Pennsylvania, have invented an Improved Portable sawing-Machine; and I do hereby declare the following to be an exact description thereof, reference being hadto the accompa- .nyiug drawing, and to the letters of reference marked thereon, making a part of this specilicat-ion, in which'- Figure 1 represents a side'elevation of' the machine. rlhe nature of my invention cousistsin the arrangement and combination of a balance and driving-wheel,

with a piv'oLed saw and spring in the rear of the saw,

to tighten and regulate the operation of the saw.

Y The object of my invention is to produce .a neat,

convenient portable sawing-machine to save time and v toothed Wheel, D, and pinion, E, that drive the main balance or driving'wheel F, to which the arm of the be t'ghtened, and which gives the saw a yielding n10- tion, so as to saw truer and easier, and not be too suddenly checked while sawiug, and prevents the saw from bending or jarring while in-motion.

rlhe saw is raised and lowered by means of the rope and lever L L, the rope attached at the rear of the saw, and the lever operating on a fulcrum'jM, in the upright guide N at-the sidevof the iame A.

The machine is operated by the crank l.

Vhat I claim as my iuventiomand desire to secure by Letters Patent, is-

y'Ihe arrangement and combination of the'balance7 wheel F, with its pivoted Vsaw G, and spring H, when constructed and operating as herein described, and for the purposes set forth. p

GEO. W. KEARNS. Witnesses 4 e n J OHN BARR, DAvm A. STR0UP. 

